9-chloro-2-methyl-10b-phenyl-2,3,6,10b-tetrahydro-5H-oxazolo<3,2-c>quinazolin-5-one

6-chloro-3,4-dihydro-3-(2-hydroxypropyl)-4-phenyl-4-trichloromethyl-2(1H)-quinazolinone

9-chloro-10b-phenyl-2,3,6,19b-tetrahydro-5H-oxazolo<3,2-c>quinazolin-5-one

6-chloro-3,4-dihydro-3-(2-hydroxyethyl)-4-phenyl-4-trichloromethyl-2(1H)-quinazolinone

6-chloro-3-ethyl-4-hydroxy-4-phenyl-1H-quinazolin-2-one